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Federal Supply Class 4520

SPACE AND WATER HEATING EQUIPMENT

20,325 NSN part numbers in this class

NSNItem Name
4520-00-410-6169—
4520-00-410-6332Damper,Boiler
4520-00-410-8614Heating Element,Electrical,Nonim
4520-00-410-9509—
4520-00-410-9510Cap,Flue
4520-00-410-9684Heating Element,Electrical,Nonim
4520-00-410-9722Heater Grid
4520-00-410-9723—
4520-00-411-0163—
4520-00-411-3585Tank,Hot Water Storage
4520-00-411-3896—
4520-00-411-5671Heating Element,Electrical,Immer
4520-00-411-5672Heating Element,Electrical,Immer
4520-00-411-5689Heater Assembly,Fuel
4520-00-411-6086—
4520-00-411-7422—
4520-00-411-8588Heating Element,Electrical,Nonim
4520-00-411-8589Heating Element,Electrical,Nonim
4520-00-412-1428—
4520-00-412-1914Heating Element,Electrical,Nonim
4520-00-412-1956—
4520-00-412-1958—
4520-00-412-3832Ignitor Spark,Heater
4520-00-412-4142Heating Element,Electrical,Immer
4520-00-412-4486—
4520-00-413-4027Power Supply,Heater
4520-00-413-4029—
4520-00-413-4036—
4520-00-413-4230Heater,Water,Gas
4520-00-413-4267—
4520-00-413-4460Heating Element,Electrical,Nonim
4520-00-413-4522—
4520-00-413-5026Adapter,Tube Cleaner
4520-00-413-9739—
4520-00-414-0386Heating Element,Electrical,Immer
4520-00-414-1149—
4520-00-414-1150—
4520-00-414-1152—
4520-00-414-1153—
4520-00-414-2784—
4520-00-415-1352—
4520-00-415-6247Heating Element,Electrical,Immer
4520-00-415-6266Heating Element,Electrical,Nonim
4520-00-415-6281—
4520-00-415-6354—
4520-00-417-1480—
4520-00-417-2547—
4520-00-417-2550—
4520-00-417-2864Blower
4520-00-417-8825Heating Element,Electrical,Nonim
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About FSC 4520

Class: SPACE AND WATER HEATING EQUIPMENT

Group: FSG 45 — PLUMBING, HEATING, AND WASTE DISPOSAL EQUIPMENT

Items: 20,325 NSN part numbers